Chapter 3 Operation
75
2) In port No. 339, establish the setting for the switchover of SEL program display and system
display.
Setting
Value
Function
0 Display of system is conducted
Port No. 339
1 Display of SEL program is conducted
3) When setting is established No. 339 = 1, and Port No. 338 gets set to 1, SEL Program
Display and System Display should be conducted one after another.
Caution: When DO No. 338 is set to 0 and DO No. 339 is set to 1;
User display is shown and no switchover in every one second.
System display (error display) should be conducted when it occurs an
operation cancel level error, cold start level error or system shutdown level
error.
System display (error display) would not be conducted when it occurs a
message level error or is in a condition other than an error occurrence (data
flash ROM under writing, etc.).
When it is required to display the condition in a message level error or in a
condition other than an error occurrence, set DO No. 338 to 1 to make it
mutual display.
4) Pote No. 340 to 346 correspond to the 7-segment LED each display bits.
5) Display is shown no the 7-segment LED by on-edge (0 → 1 → 0) of port No. 337.
(The 7-segment pattern set in port No. 340 to 346 is shown on the digit set in port No. 332
and 333.)
Caution: Parameter setting in normal delivery should be the port number above.
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